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Title    Radios, How Do They Work?
Date    Monday April 01, @06:50AM
Author    hubie
from the how-to-ham-it-up dept.

owl writes:

Radio communications play a key role in modern electronics, but to a hobbyist, the underlying theory is hard to parse. We get the general idea, of course: we know about frequencies and can probably explain the difference between amplitude modulation and frequency modulation. Yet, most of us find it difficult to articulate what makes a good antenna, or how a receiver can tune in to a specific frequency and ignore everything else.

Original Submission


  1. "owl" -
  2. "Original Submission" -

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